华为交换机ACL配置

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华为交换机ACL配置

1.说明:

1)华为交换机的ACL规则没变,但下发需要通过流策略traffic policy下发;

2)流策略⼜包括相应的流分类traffic classifier,流⾏为traffic behavior;

3)流分类traffic classifier⽤于绑定相应的ACL规则,流⾏为traffic behavior决定匹配的流分类是否permit或deny;

4)ACL规则⾥只需配置匹配的流,使⽤permit标识,⽽deny基本没啥⽤;

5)如果有多个ACL number,在流策略traffic policy⾥需要按顺序绑定(根据业务是先允午后禁⽌或先禁⽌后允许);

6)在接⼝的inbound ⽅向下发。

2.配置举例,限制访客(10.16.16.0/20)访问正式⽹络(10.16.0.0/16)

1)根据需求创建流策略即ACL

acl number 3200

rule 21 permit ip source 10.16.16.0 0.0.15.255 destination 10.16.16.0 0.0.15.255

rule 31 permit ip source 10.16.16.0 0.0.15.255 destination 10.16.248.4 0

acl number 3201

rule 21 permit ip source 10.16.16.0 0.0.15.255 destination 10.16.0.0 0.0.255.255

2)创建流分类即traffic classifier

traffic classifier CDG-Guest1 operator and precedence 30

if-match acl 3200

traffic classifier CDG-Guest2 operator and precedence 40

if-match acl 3201

3)创建流⾏为即traffic behavior

traffic behavior CDG-Guest1

permit

traffic behavior CDG-Guest2

deny

4)创建流策略traffic policy

traffic policy CDG-Guest match-order config

classifier CDG-Guest1 behavior CDG-Guest1

classifier CDG-Guest2 behavior CDG-Guest2